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Aqua Select® OTO ½ oz Refill

Item #107021


Order Now and your item will be shipped out Monday

This ½ oz bottle of OTO (Orthotolidine) checks your pool water's chlorine level. 

Note: Read back panel carefully, be sure to keep OTO solution away from skin and eyes. Keep this tester out of reach of children.

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Brand Aqua Select®

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(No replacement parts)